340210113423440 has 160 divisors (see below), whose sum is σ = 856116245886720. Its totient is φ = 124986058186752.

The previous prime is 340210113423419. The next prime is 340210113423449. The reversal of 340210113423440 is 44324311012043.

It is a junction number, because it is equal to n+sod(n) for n = 340210113423397 and 340210113423406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340210113423449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169687151 + ... + 171680369.

It is an arithmetic number, because the mean of its divisors is an integer number (5350726536792).

Almost surely, 2^{340210113423440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 340210113423440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (428058122943360).

340210113423440 is an abundant number, since it is smaller than the sum of its proper divisors (515906132463280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340210113423440 is a wasteful number, since it uses less digits than its factorization.

340210113423440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994069 (or 1994063 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 340210113423440 its reverse (44324311012043), we get a palindrome (384534424435483).

The spelling of 340210113423440 in words is "three hundred forty trillion, two hundred ten billion, one hundred thirteen million, four hundred twenty-three thousand, four hundred forty".